True Type Font Parsing Elevation of Privilege Vulnerability
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2016-7182 |
| CWE-ID | CWE-119 |
| Exploitation vector | Local |
| Public exploit | Public exploit code for vulnerability #1 is available. |
| Vulnerable software |
Microsoft Office Client/Desktop applications / Office applications Word Viewer Client/Desktop applications / Office applications Windows Operating systems & Components / Operating system Windows Server Operating systems & Components / Operating system Microsoft Lync Client/Desktop applications / Messaging software Lync Attendee Client/Desktop applications / Messaging software Microsoft Live Meeting Client/Desktop applications / Messaging software |
| Vendor | Microsoft |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Privilege escalation
EUVDB-ID: #VU975
Risk: Medium
CVSSv3.1: 8.3 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:U/RC:C]
CVE-ID: CVE-2016-7182
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: Yes
DescriptionThe vulnerability allows a local attacker to gain elevated privileges on the target system.
The weakness exists due to boundary error in the Microsoft Windows kernel-mode driver (Win32k). By running a malicious program on the affected system attackers can execute arbitrary code with SYSTEM privileges.
Successful exploitation of the vulnerability may result in a complete system compromise.
MitigationInstall updates from Microsoft website.
Vulnerable software versionsMicrosoft Office: 2010
Windows: Vista - 10
Windows Server: 2008 R2 - 2008
Word Viewer: 2007
Microsoft Lync: 2010 - 2013
Lync Attendee: 2010
Microsoft Live Meeting: 2007 Console
CPE2.3- cpe:2.3:a:microsoft:microsoft_office:*:*:*:*:*:*:*:
- cpe:2.3:o:microsoft:windows:Vista:*:*:*:*:*:*:
- cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:
- cpe:2.3:o:microsoft:windows:8.1 RT:*:*:*:*:*:*:
- cpe:2.3:o:microsoft:windows_server:*:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:word_viewer:2007:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_lync:*:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:lync_attendee:2010:*:*:*:*:*:*:
- cpe:2.3:a:microsoft:microsoft_live_meeting:2007 Console:*:*:*:*:*:*:
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2016-7182
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
How the attacker can exploit this vulnerability?
The attacker would have to trick the victim to visit a specially crafted website or open a file.
The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.
